Era
20th century
59
Civil War, 1861-1865
21
19th century
18
21st century
15
1785-1872, USMA 1808
7
Revolution, 1775-1783
6
1839-1881, USMA May 1861
5
1945-1989
5
1780-1831
4
1856-1940, USMA 1877
4
18th century
4
1919-1992
4
1989-
4
Philippine American War, 1899-1902
4
1783-1865, USMA 1802
3
1802-1871, USMA 1824
3
1856-1919, USMA 1878
3
1883-1944, USMA 1904
3
1902-1998, USMA 1926
3
1945-
3
1981-1989
3
1798-1873, USMA 1818
2
1804-1893, USMA 1826
2
1851-1925, USMA 1873
2
1853-1905, USMA 1875
2
1853-1930, USMA 1875
2
1857-1932, USMA 1881
2
1858-1914, USMA 1881
2
1885-1945, USMA 1909
2
1888-1980, USMA 1909
2
1890-1969, USMA 1915
2
1903-1994, USMA 1925
2
1917-2008, USMA 1939
2
1921-2017, USMA 1944
2
1925-2011, USMA 1948
2
1929- , USMA 1951
2
1934- , USMA 1957
2
1936- , USMA 1959
2
1945-1955
2
1946- , USMA 1969
2
1956- , USMA 1978
2
1956- , USMA 1979
2
1958- , USMA 1980
2
1959- , USMA 1981
2
1960-
2
1966- , USMA 1988
2
1968- , USMA 1990
2
1977-1981
2
1989-1993
2
World War, 1939-1945
2
more ...